BuyBookActivity

AndroidManifest.xml

@@ -150,6 +150,7 @@
 			</intent-filter>
 		</activity>
 		<activity android:name="org.geometerplus.android.fbreader.network.AuthenticationActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.BuyBookActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
 		<activity android:name="org.geometerplus.android.fbreader.network.AddCustomCatalogActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog">
 			<intent-filter>
 				<action android:name="android.intent.action.VIEW" />

AndroidManifest.xml.pattern

@@ -150,6 +150,7 @@
 			</intent-filter>
 		</activity>
 		<activity android:name="org.geometerplus.android.fbreader.network.AuthenticationActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.BuyBookActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
 		<activity android:name="org.geometerplus.android.fbreader.network.AddCustomCatalogActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog">
 			<intent-filter>
 				<action android:name="android.intent.action.VIEW" />

TODO.litres

@@ -1,3 +1,4 @@
+ignore first 5 books when creating recommendations
 do we cache cover images?
 
 states:

assets/resources/application/ru.xml

@@ -89,7 +89,7 @@
 		<node name="signIn" value="Войти"/>
 		<node name="signOut" value="Выйти (%s)"/>
 		<node name="topup" value="Пополнить счёт (баланс: %s)" />
-		<node name="topupTitle" value="Пополнить счёт"/>
+		<node name="topupTitle" value="Заплатить"/>
 		<node name="topupViaBrowser" value="В окне браузера"/>
 		<node name="topupSummary" value="Текущий счёт: %s"/>
 		<node name="basket" value="Корзина"/>

res/layout/buy_book.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+	android:layout_width="fill_parent"
+	android:layout_height="wrap_content"
+>
+	<LinearLayout
+		android:layout_width="fill_parent"
+		android:layout_height="wrap_content"
+		android:paddingLeft="10dp"
+		android:paddingRight="10dp"
+		android:orientation="vertical"
+	>
+		<TextView
+			android:id="@+id/buy_book_text"
+			android:layout_width="fill_parent"
+			android:layout_height="wrap_content"
+			android:layout_marginBottom="10dp"
+			android:textAppearance="?android:attr/textAppearanceMedium"
+		/>
+		<include layout="@layout/ok_cancel_buttons" android:id="@+id/buy_book_buttons" />
+	</LinearLayout>
+</ScrollView>

src/org/geometerplus/android/fbreader/network/BuyBookActivity.java

@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2010-2011 Geometer Plus <contact@geometerplus.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+package org.geometerplus.android.fbreader.network;
+
+import java.util.*;
+
+import android.app.AlertDialog;
+import android.app.Activity;
+import android.net.Uri;
+import android.content.Intent;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.TextView;
+import android.widget.Button;
+
+import org.geometerplus.zlibrary.core.resources.ZLResource;
+import org.geometerplus.zlibrary.core.network.ZLNetworkException;
+import org.geometerplus.zlibrary.core.money.Money;
+
+import org.geometerplus.zlibrary.ui.android.R;
+
+import org.geometerplus.android.util.UIUtil;
+import org.geometerplus.android.fbreader.FBReader;
+
+import org.geometerplus.fbreader.network.*;
+import org.geometerplus.fbreader.network.tree.NetworkBookTree;
+import org.geometerplus.fbreader.network.urlInfo.*;
+import org.geometerplus.fbreader.network.authentication.NetworkAuthenticationManager;
+
+import org.geometerplus.android.fbreader.network.*;
+
+public class BuyBookActivity extends Activity {
+	public static void run(Activity activity, NetworkBookTree tree) {
+		final Intent intent = new Intent(activity, BuyBookActivity.class);
+		intent.putExtra(NetworkLibraryActivity.TREE_KEY_KEY, tree.getUniqueKey());
+		activity.startActivity(intent);
+	}
+
+	@Override
+	protected void onCreate(Bundle bundle) {
+		super.onCreate(bundle);
+		Thread.setDefaultUncaughtExceptionHandler(new org.geometerplus.zlibrary.ui.android.library.UncaughtExceptionHandler(this));
+		setContentView(R.layout.buy_book);
+
+		final NetworkLibrary library = NetworkLibrary.Instance();
+		final NetworkTree tree = library.getTreeByKey(
+			(NetworkTree.Key)getIntent().getSerializableExtra(
+				NetworkLibraryActivity.TREE_KEY_KEY
+			)
+		);
+
+		final NetworkBookItem book;
+		if (tree instanceof NetworkBookTree) {
+			book = ((NetworkBookTree)tree).Book;
+		} else {
+			finish();
+			return;
+		}
+
+		final NetworkAuthenticationManager mgr = book.Link.authenticationManager();
+		if (mgr == null) {
+			finish();
+			return;
+		}
+
+		final ZLResource dialogResource = ZLResource.resource("dialog");
+		final ZLResource buttonResource = dialogResource.getResource("button");
+
+		final TextView textArea = (TextView)findViewById(R.id.buy_book_text);
+		final Button okButton =
+			(Button)findViewById(R.id.buy_book_buttons).findViewById(R.id.ok_button);
+		final Button cancelButton =
+			(Button)findViewById(R.id.buy_book_buttons).findViewById(R.id.cancel_button);
+
+		final Runnable buyRunnable = new Runnable() {
+			public void run() {
+				try {
+					mgr.purchaseBook(book);
+					runOnUiThread(new Runnable() {
+						public void run() {
+							Util.doDownloadBook(BuyBookActivity.this, book, false);
+						}
+					});
+					finish();
+				} catch (final ZLNetworkException e) {
+					if (NetworkException.ERROR_PURCHASE_NOT_ENOUGH_MONEY.equals(e.getCode())) {
+						final BookBuyUrlInfo info = book.buyInfo();
+						Money price = info != null ? info.Price : null;
+						if (price != null) {
+							final Money account = mgr.currentAccount();
+							if (account != null) {
+								price = price.subtract(account);
+							}
+						}
+						TopupMenuActivity.runMenu(BuyBookActivity.this, book.Link, price);
+						finish();
+					} else {
+						final ZLResource boxResource = dialogResource.getResource("networkError");
+						runOnUiThread(new Runnable() {
+							public void run() {
+								new AlertDialog.Builder(BuyBookActivity.this)
+									.setTitle(boxResource.getResource("title").getValue())
+									.setMessage(e.getMessage())
+									.setIcon(0)
+									.setPositiveButton(buttonResource.getResource("ok").getValue(), null)
+									.create().show();
+							}
+						});
+					}
+				} finally {
+					library.invalidateVisibility();
+					library.synchronize();
+				}
+			}
+		};
+
+		okButton.setOnClickListener(new View.OnClickListener() {
+			public void onClick(View v) {
+				UIUtil.wait("purchaseBook", buyRunnable, BuyBookActivity.this);
+			} 
+		});
+		cancelButton.setOnClickListener(new View.OnClickListener() {
+			public void onClick(View v) {
+				finish();
+			} 
+		});
+
+		if (book.getStatus() == NetworkBookItem.Status.CanBePurchased) {
+			final ZLResource boxResource = dialogResource.getResource("purchaseConfirmBox");
+			setTitle(boxResource.getResource("title").getValue());
+			textArea.setText(
+				boxResource.getResource("message").getValue().replace("%s", book.Title)
+			);
+			okButton.setText(buttonResource.getResource("buy").getValue());
+			cancelButton.setText(buttonResource.getResource("cancel").getValue());
+		} else {
+			final ZLResource boxResource = dialogResource.getResource("alreadyPurchasedBox");
+			setTitle(boxResource.getResource("title").getValue());
+			textArea.setText(boxResource.getResource("message").getValue());
+			cancelButton.setText(buttonResource.getResource("ok").getValue());
+			okButton.setVisibility(View.GONE);
+		}
+	}
+}

src/org/geometerplus/android/fbreader/network/NetworkBookInfoActivity.java

@@ -55,6 +55,7 @@ import org.geometerplus.android.fbreader.network.action.NetworkBookActions;
 import org.geometerplus.android.util.UIUtil;
 
 public class NetworkBookInfoActivity extends Activity implements NetworkLibrary.ChangeListener {
+	private NetworkBookTree myTree;
 	private NetworkBookItem myBook;
 	private View myMainView;
 
@@ -76,11 +77,21 @@ public class NetworkBookInfoActivity extends Activity implements NetworkLibrary.
 	protected void onResume() {
 		super.onResume();
 
-		UIUtil.wait("loadingBookInfo", myInitializer, this);
+		if (!myInitializerStarted) {
+			UIUtil.wait("loadingNetworkBookInfo", myInitializer, this);
 		}
+	}
+
+	private volatile boolean myInitializerStarted;
 
 	private final Runnable myInitializer = new Runnable() {
 		public void run() {
+			synchronized (this) {
+				if (myInitializerStarted) {
+					return;
+				}
+				myInitializerStarted = true;
+			}
 			final NetworkLibrary library = NetworkLibrary.Instance();
 			if (!library.isInitialized()) {
 				if (SQLiteNetworkDatabase.Instance() == null) {
@@ -96,6 +107,9 @@ public class NetworkBookInfoActivity extends Activity implements NetworkLibrary.
 						library.getLinkBySiteName("litres.ru"),
 						url.toString().replace("litres-book://", "http://")
 					);
+					if (myBook != null) {
+						myTree = library.getFakeBookTree(myBook);
+					}
 				} else {
 					final NetworkTree tree = library.getTreeByKey(
 						(NetworkTree.Key)getIntent().getSerializableExtra(
@@ -103,7 +117,8 @@ public class NetworkBookInfoActivity extends Activity implements NetworkLibrary.
 						)
 					);
 					if (tree instanceof NetworkBookTree) {
-						myBook = ((NetworkBookTree)tree).Book;
+						myTree = (NetworkBookTree)tree;
+						myBook = myTree.Book;
 					}
 				}
 
@@ -355,7 +370,7 @@ public class NetworkBookInfoActivity extends Activity implements NetworkLibrary.
 			button.setVisibility(View.VISIBLE);
 			button.setOnClickListener(new View.OnClickListener() {
 				public void onClick(View v) {
-					a.run(myBook);
+					a.run(myTree);
 					NetworkBookInfoActivity.this.updateView();
 				}
 			});
@@ -399,9 +414,10 @@ public class NetworkBookInfoActivity extends Activity implements NetworkLibrary.
 	public void onLibraryChanged(NetworkLibrary.ChangeListener.Code code, Object[] params) {
 		if (code == NetworkLibrary.ChangeListener.Code.InitializationFailed) {
 			// TODO: implement
+			return;
 		}
 
-		if (myBook == null) {
+		if (myBook == null || myTree == null) {
 			return;
 		}
 

src/org/geometerplus/android/fbreader/network/Util.java

@@ -30,6 +30,7 @@ import org.geometerplus.fbreader.network.*;
 import org.geometerplus.fbreader.network.authentication.NetworkAuthenticationManager;
 import org.geometerplus.fbreader.network.authentication.litres.LitResAuthenticationManager;
 import org.geometerplus.fbreader.network.urlInfo.UrlInfo;
+import org.geometerplus.fbreader.network.urlInfo.BookUrlInfo;
 
 import org.geometerplus.android.util.UIUtil;
 import org.geometerplus.android.util.PackageUtil;
@@ -159,4 +160,20 @@ public abstract class Util implements UserRegistrationConstants {
 			activity.startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url)));
 		}
 	}
+
+	public static void doDownloadBook(Activity activity, final NetworkBookItem book, boolean demo) {
+		final UrlInfo.Type resolvedType =
+			demo ? UrlInfo.Type.BookDemo : UrlInfo.Type.Book;
+		final BookUrlInfo ref = book.reference(resolvedType);
+		if (ref != null) {
+			activity.startService(
+				new Intent(Intent.ACTION_VIEW, Uri.parse(ref.Url), 
+						activity.getApplicationContext(), BookDownloaderService.class)
+					.putExtra(BookDownloaderService.BOOK_FORMAT_KEY, ref.BookFormat)
+					.putExtra(BookDownloaderService.REFERENCE_TYPE_KEY, resolvedType)
+					.putExtra(BookDownloaderService.CLEAN_URL_KEY, ref.cleanUrl())
+					.putExtra(BookDownloaderService.TITLE_KEY, book.Title)
+			);
+		}
+	}
 }

src/org/geometerplus/android/fbreader/network/action/NetworkBookActions.java

@@ -38,6 +38,7 @@ import org.geometerplus.android.util.UIUtil;
 import org.geometerplus.android.fbreader.FBReader;
 
 import org.geometerplus.fbreader.network.*;
+import org.geometerplus.fbreader.network.tree.NetworkBookTree;
 import org.geometerplus.fbreader.network.urlInfo.*;
 import org.geometerplus.fbreader.network.authentication.NetworkAuthenticationManager;
 
@@ -82,11 +83,7 @@ public abstract class NetworkBookActions {
 
 		@Override
 		public void run(NetworkTree tree) {
-			run(getBook(tree));
+			runActionStatic(myActivity, (NetworkBookTree)tree, myId);
-		}
-
-		public void run(NetworkBookItem book) {
-			runActionStatic(myActivity, book, myId);
 		}
 	}
 
@@ -150,58 +147,42 @@ public abstract class NetworkBookActions {
 		return actions;
 	}
 
-	private static boolean runActionStatic(Activity activity, NetworkBookItem book, int actionCode) {
+	private static boolean runActionStatic(Activity activity, NetworkBookTree tree, int actionCode) {
 		switch (actionCode) {
 			case ActionCode.DOWNLOAD_BOOK:
-				doDownloadBook(activity, book, false);
+				Util.doDownloadBook(activity, tree.Book, false);
 				return true;
 			case ActionCode.DOWNLOAD_DEMO:
-				doDownloadBook(activity, book, true);
+				Util.doDownloadBook(activity, tree.Book, true);
 				return true;
 			case ActionCode.READ_BOOK:
-				doReadBook(activity, book, false);
+				doReadBook(activity, tree.Book, false);
 				return true;
 			case ActionCode.READ_DEMO:
-				doReadBook(activity, book, true);
+				doReadBook(activity, tree.Book, true);
 				return true;
 			case ActionCode.DELETE_BOOK:
-				tryToDeleteBook(activity, book, false);
+				tryToDeleteBook(activity, tree.Book, false);
 				return true;
 			case ActionCode.DELETE_DEMO:
-				tryToDeleteBook(activity, book, true);
+				tryToDeleteBook(activity, tree.Book, true);
 				return true;
 			case ActionCode.BUY_DIRECTLY:
-				doBuyDirectly(activity, book);
+				doBuyDirectly(activity, tree);
 				return true;
 			case ActionCode.BUY_IN_BROWSER:
-				doBuyInBrowser(activity, book);
+				doBuyInBrowser(activity, tree.Book);
 				return true;
 			case ActionCode.ADD_BOOK_TO_BASKET:
-				book.Link.getBasketItem().add(book);
+				tree.Book.Link.getBasketItem().add(tree.Book);
 				return true;
 			case ActionCode.REMOVE_BOOK_FROM_BASKET:
-				book.Link.getBasketItem().remove(book);
+				tree.Book.Link.getBasketItem().remove(tree.Book);
 				return true;
 		}
 		return false;
 	}
 
-	private static void doDownloadBook(Activity activity, final NetworkBookItem book, boolean demo) {
-		final UrlInfo.Type resolvedType =
-			demo ? UrlInfo.Type.BookDemo : UrlInfo.Type.Book;
-		final BookUrlInfo ref = book.reference(resolvedType);
-		if (ref != null) {
-			activity.startService(
-				new Intent(Intent.ACTION_VIEW, Uri.parse(ref.Url), 
-						activity.getApplicationContext(), BookDownloaderService.class)
-					.putExtra(BookDownloaderService.BOOK_FORMAT_KEY, ref.BookFormat)
-					.putExtra(BookDownloaderService.REFERENCE_TYPE_KEY, resolvedType)
-					.putExtra(BookDownloaderService.CLEAN_URL_KEY, ref.cleanUrl())
-					.putExtra(BookDownloaderService.TITLE_KEY, book.Title)
-			);
-		}
-	}
-
 	private static void doReadBook(Activity activity, final NetworkBookItem book, boolean demo) {
 		String local = null;
 		if (!demo) {
@@ -252,113 +233,17 @@ public abstract class NetworkBookActions {
 			.create().show();
 	}
 
-	private static void doBuyDirectly(final Activity activity, final NetworkBookItem book) {
+	private static void doBuyDirectly(Activity activity, NetworkBookTree tree) {
-		final NetworkAuthenticationManager mgr = book.Link.authenticationManager();
+		final NetworkAuthenticationManager mgr = tree.Book.Link.authenticationManager();
 		if (mgr == null) {
 			return;
 		}
 
-		final ZLResource dialogResource = ZLResource.resource("dialog");
-		final ZLResource buttonResource = dialogResource.getResource("button");
-
-		final Runnable buyRunnable = new Runnable() {
-			public void run() {
-				try {
-					mgr.purchaseBook(book);
-					final NetworkLibrary library = NetworkLibrary.Instance();
-					library.invalidateVisibility();
-					library.synchronize();
-				} catch (final ZLNetworkException e) {
-					final String buttonKey;
-					final DialogInterface.OnClickListener action;
-					if (NetworkException.ERROR_PURCHASE_NOT_ENOUGH_MONEY.equals(e.getCode())) {
-						buttonKey = "topup";
-						action = new DialogInterface.OnClickListener() {
-							public void onClick(DialogInterface dialog, int which) {
-								final BookBuyUrlInfo info = book.buyInfo();
-								Money price = info != null ? info.Price : null;
-								System.err.println("price = " + price);
-								if (price != null) {
-									final Money account = mgr.currentAccount();
-									System.err.println("account = " + account);
-									if (account != null) {
-										price = price.subtract(account);
-									}
-								}
-								System.err.println("price = " + price);
-								TopupMenuActivity.runMenu(activity, book.Link, price);
-							}
-						};
-					} else {
-						buttonKey = "ok";
-						action = null;
-					}
-					final ZLResource boxResource = dialogResource.getResource("networkError");
-					activity.runOnUiThread(new Runnable() {
-						public void run() {
-							new AlertDialog.Builder(activity)
-								.setTitle(boxResource.getResource("title").getValue())
-								.setMessage(e.getMessage())
-								.setIcon(0)
-								.setPositiveButton(buttonResource.getResource(buttonKey).getValue(), action)
-								.create().show();
-						}
-					});
-					final NetworkLibrary library = NetworkLibrary.Instance();
-					library.invalidateVisibility();
-					library.synchronize();
-				}
-			}
-		};
-
-		final DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener() {
-			public void onClick(DialogInterface dialog, int which) {
-				if (which == DialogInterface.BUTTON_NEGATIVE) {
-					return;
-				}
-				if (book.getStatus() != NetworkBookItem.Status.CanBePurchased) {
-					return;
-				}
-				UIUtil.wait("purchaseBook", buyRunnable, activity);
-				final boolean downloadBook = which == DialogInterface.BUTTON_NEUTRAL;
-				if (downloadBook) {
-					activity.runOnUiThread(new Runnable() {
-						public void run() {
-							doDownloadBook(activity, book, false);
-						}
-					});
-				}
-			} 
-		};
-
-		final Runnable buyDialogRunnable = new Runnable() {
-			public void run() {
-				if (book.getStatus() != NetworkBookItem.Status.CanBePurchased) {
-					final ZLResource boxResource = dialogResource.getResource("alreadyPurchasedBox");
-					new AlertDialog.Builder(activity)
-						.setTitle(boxResource.getResource("title").getValue())
-						.setMessage(boxResource.getResource("message").getValue())
-						.setIcon(0)
-						.setPositiveButton(buttonResource.getResource("ok").getValue(), null)
-						.create().show();
-					return;
-				}
-				final ZLResource boxResource = dialogResource.getResource("purchaseConfirmBox");
-				new AlertDialog.Builder(activity)
-					.setTitle(boxResource.getResource("title").getValue())
-					.setMessage(boxResource.getResource("message").getValue().replace("%s", book.Title))
-					.setIcon(0)
-					.setPositiveButton(buttonResource.getResource("buy").getValue(), listener)
-					.setNeutralButton(buttonResource.getResource("buyAndDownload").getValue(), listener)
-					.setNegativeButton(buttonResource.getResource("cancel").getValue(), listener)
-					.create().show();
-			}
-		};
 		try {
 			if (mgr.isAuthorised(true)) {
-				buyDialogRunnable.run();
+				BuyBookActivity.run(activity, tree);
 			} else {
-				AccountMenuActivity.runMenu(activity, book.Link);
+				AccountMenuActivity.runMenu(activity, tree.Book.Link);
 			}
 		} catch (ZLNetworkException e) {
 		}

src/org/geometerplus/android/fbreader/network/action/SignInAction.java

@@ -22,7 +22,7 @@ package org.geometerplus.android.fbreader.network.action;
 import android.app.Activity;
 
 import org.geometerplus.fbreader.network.NetworkTree;
-import org.geometerplus.fbreader.network.tree.NetworkCatalogTree;
+import org.geometerplus.fbreader.network.tree.NetworkCatalogRootTree;
 import org.geometerplus.fbreader.network.authentication.NetworkAuthenticationManager;
 
 import org.geometerplus.android.fbreader.network.Util;
@@ -34,7 +34,7 @@ public class SignInAction extends Action {
 
 	@Override
 	public boolean isVisible(NetworkTree tree) {
-		if (!(tree instanceof NetworkCatalogTree)) {
+		if (!(tree instanceof NetworkCatalogRootTree)) {
 			return false;
 		}
 

src/org/geometerplus/android/fbreader/network/action/SignOutAction.java

@@ -23,7 +23,7 @@ import android.app.Activity;
 
 import org.geometerplus.fbreader.network.NetworkLibrary;
 import org.geometerplus.fbreader.network.NetworkTree;
-import org.geometerplus.fbreader.network.tree.NetworkCatalogTree;
+import org.geometerplus.fbreader.network.tree.NetworkCatalogRootTree;
 import org.geometerplus.fbreader.network.authentication.NetworkAuthenticationManager;
 
 import org.geometerplus.android.util.UIUtil;
@@ -35,7 +35,7 @@ public class SignOutAction extends Action {
 
 	@Override
 	public boolean isVisible(NetworkTree tree) {
-		if (!(tree instanceof NetworkCatalogTree)) {
+		if (!(tree instanceof NetworkCatalogRootTree)) {
 			return false;
 		}
 

src/org/geometerplus/android/fbreader/network/action/SignUpAction.java

@@ -23,7 +23,7 @@ import android.app.Activity;
 
 import org.geometerplus.fbreader.network.INetworkLink;
 import org.geometerplus.fbreader.network.NetworkTree;
-import org.geometerplus.fbreader.network.tree.NetworkCatalogTree;
+import org.geometerplus.fbreader.network.tree.NetworkCatalogRootTree;
 import org.geometerplus.fbreader.network.authentication.NetworkAuthenticationManager;
 
 import org.geometerplus.android.fbreader.network.Util;
@@ -35,7 +35,7 @@ public class SignUpAction extends Action {
 
 	@Override
 	public boolean isVisible(NetworkTree tree) {
-		if (!(tree instanceof NetworkCatalogTree)) {
+		if (!(tree instanceof NetworkCatalogRootTree)) {
 			return false;
 		}
 

src/org/geometerplus/fbreader/network/NetworkBookItem.java

@@ -238,4 +238,8 @@ public class NetworkBookItem extends NetworkItem {
 			}
 		}
 	}
+
+	public String getStringId() {
+		return "@Book:" + Id + ":" + Title;
+	}
 }

src/org/geometerplus/fbreader/network/NetworkLibrary.java

@@ -398,12 +398,23 @@ public class NetworkLibrary {
 		return myRootTree;
 	}
 
+	public NetworkBookTree getFakeBookTree(NetworkBookItem book) {
+		final String id = book.getStringId();
+		for (FBTree tree : myFakeRootTree.subTrees()) {
+			if (tree instanceof NetworkBookTree &&
+				id.equals(tree.getUniqueKey().Id)) {
+				return (NetworkBookTree)tree;
+			}
+		}
+		return new NetworkBookTree(myFakeRootTree, book, true);
+	}
+
 	public NetworkCatalogTree getFakeCatalogTree(NetworkCatalogItem item) {
 		final String id = item.getStringId();
 		for (FBTree tree : myFakeRootTree.subTrees()) {
-			final NetworkCatalogTree ncTree = (NetworkCatalogTree)tree;
+			if (tree instanceof NetworkCatalogTree &&
-			if (id.equals(ncTree.getUniqueKey().Id)) {
+				id.equals(tree.getUniqueKey().Id)) {
-				return ncTree;
+				return (NetworkCatalogTree)tree;
 			}
 		}
 		return new NetworkCatalogTree(myFakeRootTree, item.Link, item, 0);

src/org/geometerplus/fbreader/network/tree/NetworkBookTree.java

@@ -28,7 +28,7 @@ public class NetworkBookTree extends NetworkTree {
 
 	private final boolean myShowAuthors;
 
-	NetworkBookTree(NetworkTree parent, NetworkBookItem book, boolean showAuthors) {
+	public NetworkBookTree(NetworkTree parent, NetworkBookItem book, boolean showAuthors) {
 		super(parent);
 		Book = book;
 		myShowAuthors = showAuthors;
@@ -68,6 +68,6 @@ public class NetworkBookTree extends NetworkTree {
 
 	@Override
 	protected String getStringId() {
-		return "@Book:" + Book.Id + ":" + Book.Title;
+		return Book.getStringId();
 	}
 }